Patents by Inventor Herman O. Rogg

Herman O. Rogg has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Compact chord organ
    Patent number: 4091707
    Abstract: A compact chord organ which includes a unitary molded lower chamber portion and an upper chamber portion provided with integrally molded reed housings are pressed together to form a chamber. A volume control together with a treble keyboard and chord keyboards are cooperatively associated with the upper chamber portion and the keys of said keyboards are connected thereto by unitary resilient holding means. A unitary molded cabinet top is pressed together with the upper chamber portion so as to provide a housing for the volume control and pallet ends of the keys.
    Type: Grant
    Filed: December 22, 1975
    Date of Patent: May 30, 1978
    Assignee: Graber-Rogg, Inc.
    Inventors: Harold B. Martin, Herman O. Rogg
  • Music rack
    Patent number: D249585
    Type: Grant
    Filed: December 29, 1975
    Date of Patent: September 19, 1978
    Assignee: Graber-Rogg, Inc.
    Inventors: Harold B. Martin, Herman O. Rogg